:root {
    --background-color: #F6F5F1;  /* Claude's actual background color */
    --surface-color: #FFFFFF;     /* White for cards and elevated surfaces */
    --primary-color: #1A1A1A;     /* Dark text color */
    --secondary-color: #565869;   /* Secondary text color */
    --border-color: #E2E2E0;      /* Subtle border color matching Claude's theme */
    --accent-color: #C85439;      /* Claude's accent color (for interactive elements) */
    --hover-color: #D66347;       /* Slightly lighter version of accent for hover states */
    --header-height: 64px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--primary-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles */
header {
    height: var(--header-height);
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

nav {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.025em;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
    padding: 0.5rem 0;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-links a.active {
    color: var(--accent-color);
}

/* Main Content */
main {
    flex-grow: 1;
    padding: 3rem 0;
}

.page-title {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 0;
    color: var(--secondary-color);
    grid-column: 1 / -1;
    background-color: var(--surface-color);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.empty-state svg {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.empty-state h2 {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.empty-state p {
    color: var(--secondary-color);
}

/* Blog Post Card */
.blog-post {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-post:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.blog-post img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.blog-post-content {
    padding: 1.5rem;
}

.blog-post h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.blog-post p {
    color: var(--secondary-color);
    font-size: 0.95rem;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    color: var(--secondary-color);
    font-size: 0.9rem;
    text-align: center;
    background-color: var(--surface-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-title h1 {
        font-size: 2rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
}